<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <script src="../../src/event-bus/index.js"></script>
</head>
<body>
  <script>
    //eventBus
    eventBus.on('login', data => {
      console.log(data + '用户已登录');
    })
    eventBus.on('login', data => {
      console.log(data + '登录数据已写入');
    })
    eventBus.on('logout', data => {
      console.log(data + '退出登录');
    })

    // 触发事件
    setTimeout(() => {
      eventBus.emit('login', 'coderbin')
    },500)

    // 解绑事件
    // eventBus.off('login') //// 删除对应事件
    eventBus.off() // 清空

    console.log(eventBus);

    

    // console.log(eb);

  </script>
</body>
</html>